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Bathyocos
Taxonomy
Bathyocos was named by Sundberg (1994) [Sepkoski's age data: Cm mMid-u Sepkoski's reference number: 1089]. Its type is Bathyocos housensis.
It was assigned to Ptychopariina by Sundberg (1994); to Ptychopariida by Sepkoski (2002); and to Ptychopariidae by Jell and Adrain (2002).
It was assigned to Ptychopariina by Sundberg (1994); to Ptychopariida by Sepkoski (2002); and to Ptychopariidae by Jell and Adrain (2002).
Species
B. housensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Bathyocos Sundberg pp. 99 - 100 |
| 2002 | Bathyocos Jell and Adrain p. 478 |
| 2002 | Bathyocos Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. A. Sundberg 1994 | Small Ptychopariida with subtrap- ezoid cranidium with glabella elevated well above fixigena, moderately convex transversely; deep, short lateral glabellar furrows; rounded frontal lobe; con- vergent, deep axial furrows; downsloping, moder- ately wide fixigenae (60-65% glabellar width); nar- row preglabellar field; convex, slightly curved, sagittally narrow, tapering anterior border; short palpebral lobes; weak, thin ocular ridges; short pos- terior area of fixigenae. |